Overview
Hospitality Enviro Tech Portable Diffusion CH₂O Gas Detector is a sturdy handheld formaldehyde monitor using diffusion sampling. It features a clear LCD screen, multi-mode alarms for gas, power and fall-down, data logging up to 100,000 records, password protection, infrared data transfer, and is housed in rugged, IP68-rated ABS for field use.
Features
- Ambient diffusion sensing for CH₂O detection
- Clear LCD screen with multiple icons and unit display
- Multi-mode alarms: gas, power, low battery, TWA/STEL, fall-down
- Infrared data transfer with logging of up to 100,000 events
- Rugged ABS housing with IP68 ingress protection
- Long battery life with password and zeroing protection
Technical Specifications
| Gas Detected | C8H8 (Styrene) |
| Sensor Type | Electrochemical Sensor |
| Detection Range | 0–10 / 20 / 50 / 100 ppm (Customizable) |
| Resolution | 0.1 ppm (Customizable) |
| Accuracy | ≤ ±3% Full Scale |
| Response Time (T90) | ≤ 30 seconds |
| Measurement Units | Selectable: ppm, mg/m³, µmol/mol, VOL%, LEL% |
| Display Type | LCD Display |
| Display Content | Real-time concentration, alarm, time, status indicators (battery, unit, comms, power, etc.) |
| Display Language | English / Chinese (Selectable) |
| Alarm Indicator | Visual + Audible |
| Data Storage | 100,000 Records<br>Local view/delete/export<br>Interval programmable |
| Standard Storage (Basic) | 100 Records |
| Interface | Infrared Communication |
| Battery Type | Built-in 3.6V, 1600mAh Energy Battery |
| Battery Life | Standby: 1–2 years (charging not required) |
| Power Supply | DC 3.6V |
| Working Temperature | -20°C to +60°C <br>(-4°F to 140°F) |
| Working Humidity | 10% – 95% RH |
| Explosion-Proof Certification | Intrinsically Safe: Exia II CT4 Ga |
| Protection Rating | IP68 – Waterproof, Dustproof, Submergible (Short-Term), Anti-static |
| Enclosure Material | High-strength Polycarbonate; corrosion-resistant, fireproof, anti-drop (≥5 m), anti-static |
| Drop Protection | Drop Resistance ≥ 5 meters |
| Dimensions (L × W × H) | 86 × 62 × 39 mm (3.39 × 2.44 × 1.54 in) |
| Product Net Weight | 120 g (0.26 lb) |
| Gross Weight | 200 g (0.44 lb) |
| Package Dimensions | 125 × 85 × 70 mm (4.92 × 3.35 × 2.76 in) |
| Certifications | CE, RoHS |
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